- Ideal for use entertainment industry and for protecting your staff.- Like their name suggests, these disposable earplugs don't block sound, they mellow it.- They are the ideal Moldex earplugs for use in situations where you need to stay connected to your surroundings and be able to communicate, but also need protection from noise levels that might be harmful.- Their bright colour makes sure you don't lose them, and that supervisors can spot them during compliance checks.- They're also ideal sleeping earplugs.- The bulk dispenser is a convenient way to ensure accessibility making compliance easier than ever! This dispenser contains 250 pairs of Mellows.- NRR (Noise Reduction Rating) - 22dB.- Certified EN352-2:2002.